Irka Zöllter-Petzoldt

Ralf Emig is a top attorney recognized by Best Lawyers in the practice area(s) of Intellectual Property Law. Ralf, who practices law in Berlin, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ralf is held by other top lawyers in the same geographic and legal practice area.

Tanja Galander is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Tanja, who practices law in Berlin, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Tanja is held by other top lawyers in the same geographic and legal practice area.

Toralf Baumann is Partner at BEITEN BURKHARDT's Berlin office and member of the Corporate / M&A practice group. His area of expertise comprises energy and procurement law. He advises his national and international clients from the energy industry and other industrial sectors particularly on energy law issues, including the law on concession agreements and levies, renewable energy law and legal issues surrounding heat supply. Moreover, he is an experienced litigator.

Ute Kilger is assisting pharmaceutical and biotechnology companies as well as academic institutes in all kinds of patent related issues concerning the obtaining and enforcement of property rights, due diligence, mergers and acquisitions, contract negotiations, and licensing agreements. Her counseling is driven by the understanding that a patent strategy has to add value to the company. She manages large patent portfolios in view of the business strategies as well as the cost-benefit analysis....

Lawyer and Insolvency Administrator Associated Partner

Born in Aachen in 1965, Dr. Oliver Nowoczyn studied law in Constance, Geneva (Switzerland) and Freiburg/Breisgau. After completing his legal clerkship in Berlin and Boston, USA, he received his doctorate in European law in Freiburg in 1995. His thesis was on the subject of “Educational policy competencies of the EU after Maastricht”. Dr. Oliver Nowoczyn has been a lawyer at ZENK since 1995 and a notary since 2007. Dr Oliver Nowoczyn is a partner at ZENK.

Born in Dortmund in 1975, Dr. Anu Elina Birkefeld studied law from 1994-1999 at the University of Bielefeld and the Ruhr-University Bochum. She completed her legal clerkship at the District Court of Dortmund between 1999 and 2001 and has been working as a lawyer ever since. Dr. Birkefeld has been with ZENK since 2003. Furthermore she obtained her doctorate in employment and sports law at the University of Bielefeld in 2004, with a thesis on “The Employment Relationship of the Football C...

Jan Endler is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law, Competition / Antitrust Law, Environmental Law, Project Finance and Development Practice, Public Finance Law, Public Law, Public Private Partnership and Regulatory Practice. Jan, who practices law in Berlin, Germany, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jan is held by other top lawyers in the s...

Joseph is a German Attorney and admitted to the Berlin Bar since 2014. He acts both as party counsel and as arbitrator. His professional experience and expertise in dispute resolution and arbitration include numerous proceedings administered by the ICC, DIS, DIA, GMAA and other institutions, inter alia as arbitrator, lead counsel and secretary to the arbitral tribunal. In addition to his involvement in arbitral and court disputes, his experience includes the negotiation and consultation in se...

Roland Steinmeyer is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law and Mergers and Acquisitions Law. Roland, who practices law in Berlin, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Roland is held by other top lawyers in the same geographic and legal practice area.